Settings key always exists in more keys of shortcut/f1 key

This change also
  * Fix comman/f1 key for Arabic keyboard.
  * Removes "show settings key option" and related stuff.
  * Renames and simplifies F2 key to shortcut key on 7 inch tablet.

Change-Id: Ib1cf99ad00d9780a2f0d170260e756771e161521
diff --git a/java/res/xml-sw768dp/key_settings.xml b/java/res/xml-sw768dp/key_settings.xml
new file mode 100644
index 0000000..0359a99
--- /dev/null
+++ b/java/res/xml-sw768dp/key_settings.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2012, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+
+<merge
+    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
+>
+    <switch>
+        <case
+            latin:clobberSettingsKey="false"
+        >
+            <Key
+                latin:keyStyle="settingsKeyStyle" />
+        </case>
+        <default>
+            <Spacer />
+        </default>
+    </switch>
+ </merge>
diff --git a/java/res/xml-sw768dp/row_qwerty4.xml b/java/res/xml-sw768dp/row_qwerty4.xml
index 84c4a37..24c081e 100644
--- a/java/res/xml-sw768dp/row_qwerty4.xml
+++ b/java/res/xml-sw768dp/row_qwerty4.xml
@@ -24,15 +24,8 @@
     <Row
         latin:keyWidth="8.047%p"
     >
-        <switch>
-            <case
-                latin:hasSettingsKey="true"
-            >
-                <Key
-                    latin:keyStyle="settingsKeyStyle"
-                    latin:keyWidth="8.047%p" />
-            </case>
-        </switch>
+        <include
+            latin:keyboardLayout="@xml/key_settings" />
         <Spacer
             latin:keyXPos="15.157%p"
             latin:keyWidth="0%p" />
diff --git a/java/res/xml-sw768dp/rows_number_normal.xml b/java/res/xml-sw768dp/rows_number_normal.xml
index cf947ab..60674cd 100644
--- a/java/res/xml-sw768dp/rows_number_normal.xml
+++ b/java/res/xml-sw768dp/rows_number_normal.xml
@@ -115,18 +115,9 @@
             latin:keyWidth="0%p" />
     </Row>
     <Row>
-        <switch>
-            <case latin:hasSettingsKey="true">
-                <Key
-                    latin:keyStyle="settingsKeyStyle"
-                    latin:keyWidth="8.047%p" />
-            </case>
-            <default>
-                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
-                <Spacer
-                    latin:keyWidth="8.047%p" />
-            </default>
-        </switch>
+        <include
+            latin:keyboardLayout="@xml/key_settings"
+            latin:keyWidth="8.047%p" />
         <Key
             latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
             latin:keyXPos="13.829%p"
diff --git a/java/res/xml-sw768dp/rows_phone.xml b/java/res/xml-sw768dp/rows_phone.xml
index 0404bb1..69c9e86 100644
--- a/java/res/xml-sw768dp/rows_phone.xml
+++ b/java/res/xml-sw768dp/rows_phone.xml
@@ -110,18 +110,9 @@
             latin:keyWidth="0%p" />
     </Row>
     <Row>
-        <switch>
-            <case latin:hasSettingsKey="true">
-                <Key
-                    latin:keyStyle="settingsKeyStyle"
-                    latin:keyWidth="8.047%p" />
-            </case>
-            <default>
-                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
-                <Spacer
-                    latin:keyWidth="8.047%p" />
-            </default>
-        </switch>
+        <include
+            latin:keyboardLayout="@xml/key_settings"
+            latin:keyWidth="8.047%p" />
         <Key
             latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
             latin:keyXPos="13.829%p"
diff --git a/java/res/xml-sw768dp/rows_symbols.xml b/java/res/xml-sw768dp/rows_symbols.xml
index a327684..96a86ec 100644
--- a/java/res/xml-sw768dp/rows_symbols.xml
+++ b/java/res/xml-sw768dp/rows_symbols.xml
@@ -155,15 +155,8 @@
     <Row
         latin:keyWidth="8.047%p"
     >
-        <switch>
-            <case
-                latin:hasSettingsKey="true"
-            >
-                <Key
-                    latin:keyStyle="settingsKeyStyle"
-                    latin:keyWidth="8.047%p" />
-            </case>
-        </switch>
+        <include
+            latin:keyboardLayout="@xml/key_settings" />
         <Key
             latin:keyLabel="/"
             latin:keyXPos="15.157%p" />
diff --git a/java/res/xml-sw768dp/rows_symbols_shift.xml b/java/res/xml-sw768dp/rows_symbols_shift.xml
index 4c80771..8c1bef4 100644
--- a/java/res/xml-sw768dp/rows_symbols_shift.xml
+++ b/java/res/xml-sw768dp/rows_symbols_shift.xml
@@ -145,13 +145,8 @@
     <Row
         latin:keyWidth="8.047%p"
     >
-        <switch>
-            <case latin:hasSettingsKey="true">
-                <Key
-                    latin:keyStyle="settingsKeyStyle"
-                    latin:keyWidth="8.047%p" />
-            </case>
-        </switch>
+        <include
+            latin:keyboardLayout="@xml/key_settings" />
         <Key
             latin:keyStyle="spaceKeyStyle"
             latin:keyXPos="31.250%p"